It works on the principle that similarities can create categories.
mental
Amphibean
Aquatic Mammals
Mammalia
scientific work is F*D=W F=force D=distance W=work
… They experimented more.
Aristotle's work was purely theoretical. Whether you define it as scientific or not depends on your definition of scientific. He did not use experiments to prove his work, and if he did he did not conduct them in a scientific way (using the scientific method).
no
Is reliable
Scientific work is something like a exsperiment and you will need some objects to do a scientific work.Human activitys is fun and you could even do scientific work and human activitys together.
yes the scientific method does work . results of tests and expirements prove the accuracy of this method of uncovering science.
A laboratory is a workshop where scientific experiments or practical scientific work is carried out.